(19)
(11) EP 3 839 165 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
07.07.2021 Bulletin 2021/27

(43) Date of publication A2:
23.06.2021 Bulletin 2021/25

(21) Application number: 20215237.7

(22) Date of filing: 17.12.2020
(51) International Patent Classification (IPC): 
E04C 2/288(2006.01)
E04C 2/04(2006.01)
 E04C 2/22(2006.01)
E04C 2/38(2006.01)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 17.12.2019 PT 2019115996

(71) Applicant: Isidovias Investimentos LDA
3030-320 Coimbra (PT)

(72) Inventors:
  • Esteves de Sousa Fangueiro, Raul Manuel
    4700-150 Braga (PT)
  • Macedo da Cunha, Fernando Eduardo
    4710-409 Braga (PT)
  • Costa Mota, Carlos Miguel
    4700-535 Aveleda BRG (PT)
  • Pinheiro Pires Leite, Fernando Luís
    4800-029 Guimarães (PT)

(74) Representative: Patentree 
Edificio Net Rua de Salazares, 842
4149-002 Porto
4149-002 Porto (PT)

   


(54) MULTILAYER PANEL FOR CIVIL CONSTRUCTION


(57) The present invention refers to a multilayer panel for civil construction successively comprising: a composite structure (1,2) obtained from fibers and thermosetting polymer matrix; a polymer foam layer (3); a concrete layer (4); wherein the composite structure (1, 2) comprises a lower face from which two outer side faces (2) and one or more inner side faces (1) extend, wherein said inner side faces (1) extend from the lower face of the composite structure (1, 2), through the polymer foam layer (3) to a predetermined thickness of the concrete layer (4).







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